Proceedings of the Engineers' Society of Western Pennsylvania Volume 27 (Paperback)

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1911 Excerpt: ...river basin and at Erie, Pa. 114 p. 1906. (In United States Geological Survey--Water supply and irrigation paper, No. 161.) Studies the quality of water in the Allegheny, Monongahela and Youghiogheny rivers and their tributaries. Includes analyses at frequent points. Mohk, J. A. Acid in Monongahela River Water. l,000w. 1901. (In Proceedings of the Engineers' Society of Western Pennsylvania, v. 17, p. 237.) Gives figures showing the acidity of the waters of the Monongahela and Youghiogheny rivers, and briefly considers compounds to be used to counteract the acids. Patterson, D. W. Softening and neutralizing anthracite coal mine water. 22p. 1909. (In Journal of the Engineers' Society of Pennsylvania, v. 1, p. 267.) Shows the advantages gained in treating mine waters, gives analyses and cost of treatment and includes information from plants in both the hard and the soft coal regions of Pennsylvania, where the acid mine waters are softened. Potter, Alexander. Design, construction and operation of the new water softening and filtration plant at McKeesport, Pa. 43p. 1909. (In Journal of the Engineers' Society of Pennsylvania, v. 1, p. 163.) Full description of successfully operated plant for treating waters of extreme acidity. Potter, Alexander. Experience with and results from municipal water softening. 13p. 1910. (In Proceedings of the thirtieth annual convention of the American Water Works Association, p. 236.) Describes the construction features of the plant at McKeesport, Pa., and shows the acid condition of the Youghiogheny river. Stabler, Herman. Stream pollution by acid-iron wastes; a report based on investigations made at Shelby, Ohio. 36p. 1906. (In United States Geological Survey-Water-supply and irrigation paper, No. 186.) The same, condensed, 1500w. ...